xfs_get_cowextsz_hint
align = xfs_get_cowextsz_hint(ap->ip);
xfs_extlen_t xfs_get_cowextsz_hint(struct xfs_inode *ip);
if (xfs_get_cowextsz_hint(ip))
xfs_get_cowextsz_hint(ip));
xfs_extlen_t extsz = xfs_get_cowextsz_hint(ip);
imap->br_blockcount, xfs_get_cowextsz_hint(ip));
align = xfs_get_cowextsz_hint(ap->ip);